Irrigation Engineering If the straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the perimeter of the canal is R (θ + cos θ) 2R (θ + tan θ) 2R (θ + cos θ) R (θ + tan θ) R (θ + cos θ) 2R (θ + tan θ) 2R (θ + cos θ) R (θ + tan θ) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A counter berm is A vertical benching provided on the inner edge of the bank A vertical benching provided on the outer edge of the bank A horizontal benching provided on the inside slope A horizontal benching provided on the outside slope A vertical benching provided on the inner edge of the bank A vertical benching provided on the outer edge of the bank A horizontal benching provided on the inside slope A horizontal benching provided on the outside slope ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering According to G.W. Pickles the effect of confining the flood water of a river between levee, is to increase Surface slope of streams above the levied portion Rate of flood wave Maximum discharge Water surface elevation during floods Surface slope of streams above the levied portion Rate of flood wave Maximum discharge Water surface elevation during floods ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Side slopes generally kept for canals in loam soil, are: Both (A) and (B) 1 : 1 in cutting and 1½ : 1 in filling 1½ : 1 in cutting and 2 : 1 in filling Neither (A) nor (B) Both (A) and (B) 1 : 1 in cutting and 1½ : 1 in filling 1½ : 1 in cutting and 2 : 1 in filling Neither (A) nor (B) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Seepage through embankments in an earthen dam is controlled by drainage filters provision of downstream berms drain trenches relief wells drainage filters provision of downstream berms drain trenches relief wells ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The velocity of drainage water in the barrels of a syphon-aqueduct, is normally limited to 3 to 4 m per second 1 to 2 m per second 2 to 3 m per second 4 to 5 m per second 3 to 4 m per second 1 to 2 m per second 2 to 3 m per second 4 to 5 m per second ANSWER DOWNLOAD EXAMIANS APP